70. What is the CORRECT sequence of events involving cyclic AMP as a second messenger of glucagon hormone?
 I. the stimulation of the activity of adenylate cyclase.
 II. the activation of G-proteins.
III. the conversion of ATP to cyclic AMP.IV. the activation of protein kinase A. V. the stimulation of lipid mobilization.VI. an increase in the activity of hormone-sensitive lipase.
(A) II, I, III, VI, IV, V
(B) II. I, III, IV, V, VI
(C) II, I, IV, III, V, VI
(D) II, I, III, IV, VI, V
(E) II, I, IV, III, VI, V